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Astronomers warn planned satellite megaconstellations could blind ground telescopes

SpaceX and other firms engage Rubin scientists on brightness fixes

1 Nov 1 · 7d ago · 1 article · 1 source · development 1 of 2

Tyson says he has discussed brightness mitigation with SpaceX staff for nearly a decade and another Rubin scientist reports 'positive dialogues' with about a half-dozen other satellite companies, though Starlink satellites remain brighter than IAU recommendations and no contact has been made with Chinese manufacturers.

“They've been very helpful, or they're trying to be.”

Rubin Observatory scientist

J. Anthony Tyson Chief scientist, Vera C. Rubin ObservatoryJonathan McDowell Astrophysicist, satellite launch catalogerHanno Rein Associate professor, University of TorontoSpaceX Satellite operator, Starlink/Starmind developerVera C. Rubin Observatory $800 million U.S.-funded telescope in Chile

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Peak 4 pieces in two hours at Nov 1, 9 PM; 9 pieces over 7 days (6 articles · 3 posts) Nov 1, 11 AM — 2 pieces · 2 articles — Newswires 2Nov 1, 1 PM — quietNov 1, 3 PM — quietNov 1, 5 PM — quietNov 1, 7 PM — quietNov 1, 9 PM — 4 pieces · 4 articles — Google News 2, Newswires 2Nov 1, 11 PM — quietNov 2, 1 AM — quietNov 2, 3 AM — quietNov 2, 5 AM — 2 pieces · 2 posts — Bluesky 2Nov 2, 7 AM — 1 piece · 1 post — Hacker News 1Nov 2, 9 AM — quietNov 2, 11 AM — quietNov 2, 1 PM — quietNov 2, 3 PM — quietNov 2, 5 PM — quietNov 2, 7 PM — quietNov 2, 9 PM — quietNov 2, 11 PM — quietNov 3, 1 AM — quietNov 3, 3 AM — quietNov 3, 5 AM — quietNov 3, 7 AM — quietNov 3, 9 AM — quietNov 3, 11 AM — quietNov 3, 1 PM — quietNov 3, 3 PM — quietNov 3, 5 PM — quietNov 3, 7 PM — quietNov 3, 9 PM — quietNov 3, 11 PM — quietNov 4, 1 AM — quietNov 4, 3 AM — quietNov 4, 5 AM — quietNov 4, 7 AM — quietNov 4, 9 AM — quietNov 4, 11 AM — quietNov 4, 1 PM — quietNov 4, 3 PM — quietNov 4, 5 PM — quietNov 4, 7 PM — quietNov 4, 9 PM — quietNov 4, 11 PM — quietNov 5, 1 AM — quietNov 5, 3 AM — quietNov 5, 5 AM — quietNov 5, 7 AM — quietNov 5, 9 AM — quietNov 5, 11 AM — quietNov 5, 1 PM — quietNov 5, 3 PM — quietNov 5, 5 PM — quietNov 5, 7 PM — quietNov 5, 9 PM — quietNov 5, 11 PM — quietNov 6, 1 AM — quietNov 6, 3 AM — quietNov 6, 5 AM — quietNov 6, 7 AM — quietNov 6, 9 AM — quietNov 6, 11 AM — quietNov 6, 1 PM — quietNov 6, 3 PM — quietNov 6, 5 PM — quietNov 6, 7 PM — quietNov 6, 9 PM — quietNov 6, 11 PM — quietYesterday, 1 AM — quietYesterday, 3 AM — quietYesterday, 5 AM — quietYesterday, 7 AM — quietYesterday, 9 AM — quietYesterday, 11 AM — quietYesterday, 1 PM — quietYesterday, 3 PM — quietYesterday, 5 PM — quietYesterday, 7 PM — quietYesterday, 9 PM — quietYesterday, 11 PM — quietToday, 1 AM — quietToday, 3 AM — quietToday, 5 AM — quietToday, 7 AM — quietToday, 9 AM — quietToday, 11 AM — quiet ◂ 1 earlier2
2Report highlights absence of U.S. rules…
Nov 2Nov 3Nov 4Nov 5Nov 6yesterdaynow · 1:14 PM ET

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